hf
推荐文章
abbr.
half 半；hard firm 坚硬（铅笔芯）；hard finish(ed) 缓硬的；hard-faced 表面硬化的
英英释义
hf
n.
a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons
同义词：hafniumatomic number 72
3 to 30 megahertz
同义词：high frequency
权威例句
Update of REACH-1 and MERIT-HF clinical trials in heart failure. Cardio.net Editorial Team.Archean crustal evolution in the northern Yilgarn Craton: U–Pb and Hf-isotope evidence from detrital zircons
The application of a Th Hf Ta diagram to problems of tectonomagmatic classification and to establishing the nature of crustal cont...
Efficacy and safety of exercise training in patients with chronic heart failure: HF-ACTION randomized controlled trial.
Cardiac Resynchronization-Heart Failure (CARE-HF) Study Investigators : The effect of cardiac resynchronization on morbidity and mor...
Extensive theoretical studies of the hydrogen‐bonded complexes (H2O)2, (H2O)2H+, (HF)2, (HF)2H+, F2H−, and (NH3)2
Effect of rosuvastatin in patients with chronic heart failure (the GISSI-HF trial): a randomised, double-blind, placebo-controlled t...
Vasen HF, Watson P, Mecklin JP, Lynch HTNew clinical criteria for hereditary nonpolyposis colorectal cancer (HNPCC, Lynch syndrome) ...
Effects of Exercise Training on Health Status in Patients With Chronic Heart Failure: Findings From the HF-ACTION Randomized Control...
Effect of n-3 polyunsaturated fatty acids in patients with chronic heart failure (the GISSI-HF trial): a randomised, double-blind, p...
1. The first hyperpolarizability is studied at HF/6-31G level by coupled perturbed Hartree-Fock (CPHF) method.
采用耦合微扰（CPHF）方法在HF/6-31G水平上对巴比妥酸衍生物的第一超极化率进行了计算。
youdao
2. And you have the bond energy in HF.
你得到氟化氢的共价能。
youdao
3. And so this is the H-F bond in HF.
所以这是氟化氢中的氢氟共价键。
youdao
4. HF has a pungent odor.
HF有一种刺激性气味。
youdao
5. And, so, what that tells us is HF is polar.
所以这个答案告诉我们HF是极性的。
youdao
6. Do not use oils, salves, ointments, or HF skin burn treatments.
禁止使用油、油膏、药膏或HF皮肤烧伤的处理办法。
youdao
7. The Falcon II RF-5800H is the most advanced HF radio in the world.
“猎鹰”IIRF-7800H是目前最先进的高级射频无线电。
youdao
8. HF, liquid or gaseous, may cause severe burns of skin and deep tissues.
液态或气态的HF可以导致皮肤和深层组织的严重烧伤。
youdao
9. Solutions with less than 20% HF may not cause symptoms for up to 24 hours.
含有小于20%的HF的溶液不会在24小时内导致出现症状。
youdao
10. Well, if we wanted to draw that, we have HF, whoops — It looks something like that.
如果我们想画他，哎呀，它看起来有点像那个某个东西。
youdao
11. A struggling U. S. economy is not getting any help from the battered hf using market.
美国房屋市场萎靡不振给美国困境中的经济雪上加霜。
youdao
12. The second part analyzes the strategic practices of HF company and the exiting problems.
第二部分分析HF公司的战略实践和存在的问题。
youdao
13. There is no evidence that antiplatelet agents reduce atherosclerotic risk in patients with HF.
没有任何证据表明，抗血小板制剂降低心衰患者动脉粥样硬化的危险。
youdao
14. Although NF3 is not water soluble, many of the toxic by-products such as HF are water soluble.
尽管NF 3不溶于水，许多的有毒副产品，如HF是可溶于水的。
youdao
15. It is possible that Kr and Ar could also act as Lewis bases, but evidently they cannot compete with HF.
很可能氪和氩也可以做路易斯碱，但显然它们不能和氟化氢竞争。
youdao
16. Anxin granula has the effect of resisting cardiocyte apoptosis and can be used to prevent and treat HF.
安心颗粒有抑制心肌细胞凋亡的作用，可用于心力衰竭的防治。
youdao
17. Solutions containing greater than 50% HF will normally cause an immediate recognizable and painful burn.
含有大于50%的HF的溶液通常会导致立刻可以辨认出来的痛苦的烧伤。
youdao
18. We compared on-line hemofiltration to high-flux hemodialysis (HF-HD) in patients in a sequential manner.
我们在患者中以连续性方式比较了在线血液滤过和高通量血液透析（HF-HD）的疗效。
youdao
19. Well, you go look in your table So, if I had to guess, 4 what would you guess the bond energy would be in HF?
在你的表格里也有,如果让我们来猜猜，你会猜HF的键能是多少呢？
youdao
20. HF inhaled in high concentrations may cause glottitis (obstruction of the airway) and acute pulmonary edema.
吸入高浓度HF会导致喉道阻塞和急性肺水肿。
youdao
21. We hypothesized that TNF induces opposing inflammatory and remodeling responses in HF that are TNF-receptor (TNFR) specific.
我们的研究假设是TNF通过特异的TNF受体(TNFR)诱导相反的炎症和重构反应。
youdao
22. Krypton is not oxidized by PtF6, and in the solvent anhydrous HF (aHF), forms no complexes with transition-metal ions as xenon does.
氪不能被Pt F 6氧化。在无水氟化氢(aHF)溶液中，氙能形成过渡金属离子的配合物，而氪不行。
youdao
23. Selex communications will provide the Tetra mobile communications technology, as well as HF, satellite and microwave radio connections.
Selex通信公司将提供Tetra移动通信计划，以及HF、卫星和微波无线连接。
youdao
24. The relationship of chronic kidney disease to HF and control of chronic kidney disease in prevention of HF need further investigation.
慢性肾脏疾病患者的心力衰竭和控制慢性肾脏疾病在预防心衰中的作用的关系需要进一步研究。
youdao
25. Conclusions: the results suggest that angiostatin, which can attenuate the activity of MSC, might play a role in the progression of HF.
结论：这个结果提示能减弱间充质干细胞活性的血管他丁可能在心力衰竭的病程中起到作用。
youdao
26. Harris will supply Falcon II RF-5800H high-frequency (HF) radio systems for long-haul, beyond line-of-sight terrestrial communications.
Harris公司将提供FalconIIRF- 5800H长途高频(HF)无线电系统，具有超视距地面通信能力。
youdao
27. Even knowledgeable forums for the sport, like HF Boards, put up threads suggesting Nabokov was the biggest disappointment in the Olympics.
甚至是专业体育论坛，如最大的冰球论坛HF Board也放上了主题帖，直指纳伯可夫是本届冬奥会最大的失望。
youdao
28. Lastly, a national awareness campaign should be created and implemented to increase public awareness of HF and the importance of its prevention.
最后，民族觉醒运动应该兴起来使民众对心衰的认识提高并意识到预防的重要性。
youdao
29. All patients had either a recent hospitalization for HF or corroborative evidence of HF, such as pulmonary congestion or left-ventricular hypertrophy.
所有患者或有近期因心衰入院史或者有确定心衰证据，例如肺淤血或左室肥大。
youdao
30. All patients had either a recent hospitalization for HF or corroborative evidence of HF, such as pulmonary congestion or left-ventricular hypertrophy.
所有患者或有近期因心衰入院史或者有确定心衰证据，例如肺淤血或左室肥大。
youdao
31. Effects of HF exposure are unique and must be treated in a specialized medical fashion.
HF暴露的影响是独特的，必须采用专门的医疗方式来处理。一个合适的紧急反应加上对HF的专门的医疗处理是必要的。
-- 来源 -- 英汉 - 翻译样例 - 产品
32. Remove victim from source of HF fumes.
把受害人从HF烟雾源转移走。
-- 来源 -- 英汉 - 翻译样例 - 产品
33. HF, liquid or gaseous, may cause severe burns of skin and deep tissues.
液态或气态的HF可以导致皮肤和深层组织的严重烧伤。如果眼睛暴露在HF中，HF会渗透到内部组织。吸入高浓度HF会导致喉道阻塞和急性肺水肿。
-- 来源 -- 英汉 - 翻译样例 - 产品
34. Since HF forms only a two-dimensional polymer it is less viscous than water.
由于HF只形成二维聚合体，所以它的粘性比水的
-- 来源 -- 英汉 - 辞典例句
35. Single sideband(SSB) system specifications for HF broadcasting
GB/T15960-1995短波(HF)广播单边带制式技术规范
-- 来源 -- 英汉 - 翻译参考[网络]
36. Do not use oils, salves, ointments, or HF skin burn treatments.
禁止使用油、油膏、药膏或HF皮肤烧伤的处理办法。
-- 来源 -- 英汉 - 翻译样例 - 产品
37. HF has a pungent odor. It is extremely corrosive.
HF有一种刺激性气味。它是极强的腐蚀剂。
-- 来源 -- 英汉 - 翻译样例
38. The effects of exposure to HF may be delayed depending on the strength of the solution.
根据溶液的浓度的不同，暴露于HF的影响可能会有延迟。含有大于50%的HF的溶液通常会导致立刻可以辨认出来的痛苦的烧伤。
-- 来源 -- 英汉 - 翻译样例 - 产品
39. Drimarene HF dyes
黛棉丽HF染料(含二氟一氯和乙烯砜双活性基团,高固着率,商名,瑞士科莱恩)
-- 来源 -- 英汉 - 翻译参考[网络]
40. Since HF forms only a two-dimentional polymer it is less viscous than water .
由于HF只形成的二维聚合体，所以它的粘性比水的
-- 来源 -- 英汉 - 辞典例句
hf
